Architectural Engineering Companies in Europe

Architectural engineering is where design meets function, and in Europe, it’s an essential part of creating the built environment. From sustainable buildings to iconic landmarks, architectural engineering companies in Europe are making a real impact on the way cities are evolving. These companies work across various sectors, from residential projects to large-scale commercial developments, ensuring that buildings are not just aesthetically pleasing but also safe, efficient, and environmentally friendly. In this article, we’ll take a closer look at some of the top architectural engineering companies in Europe and how they’re helping shape the future of construction.

2. HOK

HOK is a company focused on design, architecture, engineering, and planning, with operations spanning multiple continents. It was founded in 1955 in St. Louis, Missouri, and now has 26 offices worldwide, including locations in London and other parts of Europe. In Europe, HOK has contributed to architectural engineering services, such as the Francis Crick Institute in London, a biomedical research center completed with their involvement.

The company’s work in Europe falls under its broader scope of architectural engineering services, often tied to infrastructure and urban development projects. HOK has a history of handling large-scale designs, with its London office supporting efforts across the region. Their team collaborates across offices to deliver projects, drawing on experience from various global locations. The company also emphasizes diversity and inclusion in its operations, as noted on their website, though specifics on how this impacts their European projects are not detailed.

HOK’s European presence is part of its network that includes North America and Asia, with the London office serving as a key hub. The company has been involved in projects that require both architectural and engineering input, like the expansion of Dulles International Airport, though this is outside Europe. In the European context, their work includes contributions to sustainable design, such as energy-efficient buildings, aligning with regional trends in infrastructure development.

Key Highlights

• Founded in 1955 in St. Louis, Missouri.
• Operates 26 offices globally, including London.
• Employs approximately 1,700 people.
• Worked on the Francis Crick Institute in London.
• Involved in projects across three continents.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Interior design.
• Sustainable design solutions.

3. Ramboll

Ramboll is a global engineering, architecture, and consultancy company based in Copenhagen, Denmark. It was established in 1945 and now has over 18,000 employees working across more than 300 offices, many of which are in Europe. The company focuses on sustainable solutions, offering architectural engineering services to clients like governments and private businesses. In Europe, Ramboll has worked on projects such as transport infrastructure in the Nordic region and carbon capture initiatives in the cement industry.

The company’s European operations cover a range of sectors, including buildings, energy, and water management. Ramboll’s team provides technical expertise for projects like the North-South Corridor in Singapore, though their European work includes studies on reducing emissions in Nordic transport infrastructure, as outlined in a 2025 report for the European Climate Foundation. Their website highlights a focus on biodiversity and decarbonization, with insights from employees like Burcin Temel Mckenna, who works on carbon capture projects relevant to European industries.

Ramboll’s activities in Europe are supported by its offices in countries like Denmark, Sweden, and the UK. The company has been involved in consultancy for steel production changes to meet new environmental regulations, affecting European markets. Their annual report from 2024 shows continued work in sustainable energy and environmental services, with a presence in both urban and industrial project types across the region.

Key Highlights

• Established in 1945 in Copenhagen, Denmark.
• Has over 18,000 employees and 300+ offices.
• Conducted a 2025 study on Nordic transport emissions.
• Involved in carbon capture for the cement industry.
• Based in Denmark with a strong European network.

Services

• Engineering consultancy.
• Architectural design.
• Sustainability consulting.
• Infrastructure planning.
• Environmental services.

4. Sweco

Sweco is an engineering and architecture consultancy company headquartered in Stockholm, Sweden. It was formed in 1997 through a merger, though its roots trace back to earlier firms, with operations dating to 1889. The company has 22,000 employees spread across Europe, with offices in countries like Sweden, Denmark, and the UK. In Europe, Sweco provides architectural engineering services for projects like the Stockholm Royal Seaport and new metro connections in Stockholm.

The company’s work in Europe includes urban planning, transportation infrastructure, and water management projects. Sweco’s team handles tasks ranging from designing buildings to developing smart water systems, as seen in their work in Sweden and the Netherlands. Their 2024 annual report notes sales of approximately SEK 31 billion (EUR 2.7 billion), with projects spanning 70 countries, though Europe remains their primary focus. They also produce reports like Urban Insight, which covers biodiversity trends in European urban development.

Sweco operates in multiple European countries, offering services tailored to local needs, such as flood protection in the Netherlands. The company’s website details involvement in battery manufacturing projects and public transport systems for growing cities. With a decentralized structure, Sweco maintains a presence close to clients, supporting both small and large-scale initiatives across the continent.

Key Highlights

• Formed in 1997, with origins back to 1889.
• Employs 22,000 people across Europe.
• Based in Stockholm, Sweden.
• Worked on Stockholm Royal Seaport project.
• Reported SEK 31 billion in sales for 2024.

Services

• Architectural design.
• Engineering consultancy.
• Urban planning.
• Transportation infrastructure.
• Water and energy solutions.

5. BIG

BIG, short for Bjarke Ingels Group, is an architecture and design company based in Copenhagen, Denmark. It was started in 2005 by Bjarke Ingels and has since grown to include offices in New York, London, Barcelona, and Shenzhen, with around 700 employees working across these locations. The company focuses on projects in Europe and beyond, including architectural engineering services like the CityWave project in Milan, Italy, which involves a canopy structure connecting two buildings over a public plaza.

In Europe, BIG handles a variety of work, from urban planning to building design. Their team has been involved in projects like the Gelephu International Airport in Bhutan, but closer to home, they’ve worked on stuff like the CopenHill energy plant and ski slope in Copenhagen. That project mixes waste-to-energy tech with a public recreation space. They also do residential and commercial buildings, often tying in sustainable features, which is a big deal in European cities these days.

The company’s European efforts include the CityWave project, finished up in Milan as part of the CityLife redevelopment. It’s got two buildings linked by a canopy, using glass and recycled stone, and sits near other designs by folks like Zaha Hadid. BIG’s work tends to lean on combining architecture with engineering and planning, and they’ve got a history of tackling both small and large-scale jobs across the continent.

Key Highlights

• Started in 2005 by Bjarke Ingels in Copenhagen.
• Has offices in five cities, including London and Barcelona.
• Employs about 700 people.
• Worked on CityWave in Milan, Italy.
• Did the CopenHill project in Copenhagen.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Landscape design.
• Product design.

6. Zaha Hadid Architects

Zaha Hadid Architects is a design firm based in London, UK, founded by Zaha Hadid in 1980. After her death in 2016, Patrik Schumacher took over as head of the company, which now has around 400 employees. They’ve got projects in 44 countries, including Europe, where they provide architectural engineering services for stuff like the Masaryčka buildings in Prague, Czech Republic, with terraces and a focus on local materials.

Their European work covers a mix of building types, like cultural centers and transport hubs. In Italy, they designed the Napoli Afragola station, a concrete and glass setup that’s part of the country’s high-speed rail network. The company’s team also worked on the Ordrupgaard extension in Denmark, a museum addition finished in 2005, which is their only built project in Scandinavia. They’ve got a thing for using tech like 3D modeling in their designs, which shows up in these European jobs.

The firm’s got a footprint in places like Germany too, with the Vitra Fire Station in Weil am Rhein, their first completed building from 1993. It’s a concrete structure originally meant for fire engines but now used for events. In Europe, their projects often mix architecture and engineering, with an eye on sustainability – the Prague job, for instance, aims for LEED Platinum certification, which is about energy efficiency and eco-friendly construction.

Key Highlights

• Founded in 1980 by Zaha Hadid in London.
• Employs around 400 people.
• Worked on Napoli Afragola station in Italy.
• Did the Vitra Fire Station in Germany.
• Completed the Ordrupgaard extension in Denmark.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Interior design.
• Digital design solutions.

7. Herzog & de Meuron

Herzog & de Meuron is an architecture firm based in Basel, Switzerland, started by Jacques Herzog and Pierre de Meuron in 1978. The company has around 600 employees and offices in places like London, Berlin, and Paris, making it active across Europe. They handle architectural engineering services, like the Hauptpost Basel project, a renovation of the city’s main post office that’s ongoing as of 2025.

In Europe, their team works on all sorts of projects – museums, hospitals, sports stuff, you name it. They’ve got the Museum der Moderne in Berlin, or “berlin modern,” in the works, which is set to be a new spot for modern art. Another one is the Kinderspital Zürich, a children’s hospital in Switzerland that opened recently. Their projects tend to stick close to the local scene, using materials and ideas that fit the area they’re building in.

The company’s been at it for decades, with stuff like the Allianz Arena in Munich, a football stadium finished back in 2005. They also did the Chäserrugg summit building in Switzerland, part of a bigger ski area setup with a gondola lift and pavilion. Their European jobs often blend architecture with engineering, focusing on practical use and keeping things sustainable, though they don’t shout about it too much.

Key Highlights

• Started in 1978 by Jacques Herzog and Pierre de Meuron.
• Based in Basel with offices in London and Berlin.
• Employs about 600 people.
• Worked on the Allianz Arena in Munich.
• Doing the Museum der Moderne in Berlin.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Interior design.
• Sustainability consulting.

8. AECOM

AECOM is a company that works on infrastructure projects, based in Dallas, Texas. It started in 1990 when a group of employees bought out part of Ashland Technology, and now it has about 50,000 people working in offices across 150 countries, including places like London and Madrid in Europe. Their team handles architectural engineering services, like designing the London 2012 Olympic Park and the framework for LA2028 Olympics, showing their involvement in big sports venues across Europe and beyond.

In Europe, AECOM has a hand in stuff like buildings, transport systems, and energy projects. Their team worked on the NeuConnect power link, a 700-kilometer undersea cable connecting Germany and the UK, which is part of their broader work in energy infrastructure. They’ve also done things like redesigning tram stops in Melbourne, but in Europe, they focus on sustainable building designs and environmental services, often mixing architecture with engineering to get the job done.

The company’s been around for a while and has picked up a bunch of other firms over the years, like URS Corporation in 2014, which added to their engineering and construction side. In Europe, their offices in cities like London and Warsaw keep them close to local projects, whether it’s sorting out ESG compliance or designing new facilities. They’ve got a broad setup that lets them tackle everything from planning to construction across the continent.

Key Highlights

• Started in 1990 from Ashland Technology buyout.
• Based in Dallas with offices in 150 countries.
• Worked on London 2012 Olympic Park.
• Involved in NeuConnect power link in Europe.
• Employs about 50,000 people.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Interior design.
• Environmental consulting.

9. Arup

Arup is a company that does engineering and design work, based in London, UK. It was founded in 1946 by Ove Arup and now has over 18,000 employees in 34 countries, with a big chunk of their architecture team spread across Europe. They’ve been part of projects like the Singapore Sports Hub, but in Europe, they’ve worked on things like the Santiago Bernabéu Stadium redesign in Madrid, tying into their architectural engineering services.

Their team in Europe handles a mix of building types, from transport hubs to workplaces. They did the HS2 Interchange Station design in Birmingham, UK, which is part of a high-speed rail project, and they’ve also got their hands in commercial stuff like 1 Triton Square in London. The company’s been at it for over 50 years with a focus on combining architecture and engineering, often working with local clients to figure out what’s needed.

Arup’s got a setup that lets them work across borders, with offices in places like Copenhagen and Berlin. They’ve been involved in metro systems, like Copenhagen’s M4 line extension, adding five new stations. Their work in Europe often mixes technical design with sustainability, like the circular economy tools they’ve built, which get used in their architectural engineering projects.

Key Highlights

• Founded in 1946 by Ove Arup in London.
• Has over 18,000 employees in 34 countries.
• Worked on Santiago Bernabéu Stadium in Madrid.
• Designed HS2 Interchange Station in Birmingham.
• Employs about 300 architects globally.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Landscape architecture.
• Digital design solutions.

10. HKS

HKS is an architecture and design company based in Dallas, Texas, started in 1939 by Harwood K. Smith. It’s got about 1,500 employees and offices in 27 cities, including London and other spots in Europe. Their team does architectural engineering services, like the new Cleveland Browns Stadium in the US, but in Europe, they’ve worked on projects such as the Rabat Ibn Sina Hospital in Morocco, which is close enough to count for their regional reach.

In Europe, HKS focuses on a range of projects, from healthcare to sports setups. Their London office keeps them tied into the market, and they’ve been involved in stuff like mixed-use buildings and office designs. The company’s been shifting gears lately, with Heath May taking over as CEO from Dan Noble in 2025, keeping their operations moving across continents.

They’ve got a history of working on big projects, like stadiums and hospitals, and their team mixes architecture with planning and research. In Europe, their work leans on sustainable design ideas, though specifics on local projects are less detailed on their site. They’ve been around long enough to have a solid footprint, with offices supporting jobs from aviation to residential buildings.

Key Highlights

• Started in 1939 by Harwood K. Smith.
• Based in Dallas with offices in 27 cities.
• Worked on Rabat Ibn Sina Hospital near Europe.
• Has a London office for European projects.
• Employs about 1,500 people.

Services

• Architectural design.
• Engineering services.
• Urban planning.
• Interior design.
• Research and advisory.

11. NORR

NORR is an architecture and engineering firm with a team of 750 people working across offices in Canada, the US, UK, and UAE. The company is employee-owned and provides a range of design services, with a UK office that contributes to their work in the region. Their team includes architects, engineers, interior designers, and planners who focus on projects in 12 market sectors, such as commercial, education, and transportation. The firm has been active in the UK, delivering architectural engineering services from concept through to completion.

The company’s website outlines their approach to integrating sustainability and functionality into designs, with projects like the Stephenson Building at Newcastle University listed as examples. In the UK, their team works on buildings and spaces intended to meet client needs while addressing environmental considerations. NORR also runs a program called NORRForward, which focuses on energy, diversity, and community impact, though specific details about its UK application are not heavily emphasized.

Key Highlights

• Employee-owned firm with 750 staff across multiple countries.
• Operates an office in the UK as part of its global network.
• Works across 12 market sectors, including education and retail.
• Involved in projects like the Stephenson Building at Newcastle University.

Services

• Architecture
• Interior design
• Structural engineering
• MEP engineering
• Master planning and urban design
• Sustainability consulting

12. AHR

AHR is an architecture and building consultancy firm with a history dating back two centuries, operating out of nine offices across the UK. Their team delivers projects in various sectors, including education, residential, and commercial, with a focus on both UK and international clients. The company started as a practice in the UK and has grown to include offices in cities like London, Manchester, and Glasgow, handling architectural engineering services for different types of buildings and spaces.

Their website mentions projects like the Woodmill and St Columba’s RC High School in Dunfermline, a 26,666m2 facility for 2,700 pupils and 246 staff, as part of their UK work. AHR’s team also provides consultancy services, such as MEP mapping using laser scanning technology, to support building maintenance and development. They engage in research and development and collaborate with communities and clients on projects, with an emphasis on adapting existing structures and designing new ones.

Key Highlights

• History spans two centuries, with nine UK offices.
• Works on projects across education, residential, and commercial sectors.
• Delivered the Woodmill and St Columba’s RC High School project in Dunfermline.
• Uses laser scanning for MEP mapping services.

Services

• Architecture
• Building consultancy
• Interior design
• MEP mapping
• Sustainability consulting

Conclusion

Architectural engineering companies in Europe are playing a key role in shaping the future of construction, blending innovative design with engineering expertise to create buildings that are both functional and sustainable. From energy-efficient solutions to cutting-edge designs, these firms are pushing the boundaries of what’s possible in the built environment. Whether you’re embarking on a small renovation or a large-scale development, partnering with a skilled architectural engineering firm can make all the difference in bringing your vision to life. As Europe continues to focus on smart, sustainable design, these companies will remain at the forefront of building a more efficient and environmentally conscious future.